When asked to load more items, simply take the entire list (which may have changed) and remove the items already shown on the screen.
How does that differ from 'when asked to load more items, simply take the entire list (which may have changed) and remove the items already shown on previous pages'?
How does that differ from 'when asked to load more items, simply take the entire list (which may have changed) and remove the items already shown on previous pages'?